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4-Thiazolecarboxylic acid, 2-methyl-5-phenyl-, 2-[4-(methoxycarbonyl)-5-phenyl-2-thiazolyl]hydrazide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139156-75-5

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139156-75-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139156-75-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,1,5 and 6 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 139156-75:
(8*1)+(7*3)+(6*9)+(5*1)+(4*5)+(3*6)+(2*7)+(1*5)=145
145 % 10 = 5
So 139156-75-5 is a valid CAS Registry Number.

139156-75-5Downstream Products

139156-75-5Relevant academic research and scientific papers

SYNTHESIS OF NOVEL THIAZOLES BEARING HYDRAZINE, THIOSEMICARBAZIDE, THIAZOLE, AND THIAZOLIDINONE MOIETIES

Mamedov, V. A.,Nuretdinov, I. A.,Sibgatullina, F. G.

, p. 2470 - 2474 (2007/10/02)

Thiazolecarboxylate esters (I) and (II) react with hydrazine hydrate to give the acid hydrazides (III) and (IV), which then react with KSCN and PhNCS to give high yields of the thiosemicarbazides (V)-(VIII).Cyclocondensation of the thiosemicarbazide (V) w

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